/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:52:59,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:52:59,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:52:59,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 06:52:59,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:52:59,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:52:59,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:52:59,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:52:59,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:52:59,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:52:59,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:52:59,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:52:59,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:52:59,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:52:59,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:52:59,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:52:59,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:52:59,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:52:59,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:52:59,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:52:59,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:52:59,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:52:59,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:52:59,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:52:59,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:52:59,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:52:59,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:52:59,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:52:59,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:52:59,585 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:52:59,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:52:59,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:52:59,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:52:59,589 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:52:59,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:52:59,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:52:59,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:52:59,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:52:59,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:52:59,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:52:59,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:52:59,592 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:52:59,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:52:59,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:52:59,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:52:59,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:52:59,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:52:59,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:52:59,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:52:59,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:52:59,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:52:59,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:52:59,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:52:59,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:52:59,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:53:00,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:53:00,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:53:00,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:53:00,076 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:53:00,076 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:53:00,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2020-12-22 06:53:00,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55fe1ab81/fafa6d698f8841a4ac5b071f259e37e4/FLAG6bbcd6fec [2020-12-22 06:53:01,036 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:53:01,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2020-12-22 06:53:01,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55fe1ab81/fafa6d698f8841a4ac5b071f259e37e4/FLAG6bbcd6fec [2020-12-22 06:53:01,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55fe1ab81/fafa6d698f8841a4ac5b071f259e37e4 [2020-12-22 06:53:01,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:53:01,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:53:01,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:01,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:53:01,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:53:01,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:01,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23fa074b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01, skipping insertion in model container [2020-12-22 06:53:01,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:01,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:53:01,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:53:01,737 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2020-12-22 06:53:01,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:01,784 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:53:01,884 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2020-12-22 06:53:01,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:01,961 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:53:01,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01 WrapperNode [2020-12-22 06:53:01,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:01,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:01,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:53:01,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:53:01,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:02,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:53:02,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:53:02,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:53:02,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... [2020-12-22 06:53:02,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:53:02,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:53:02,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:53:02,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:53:02,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:53:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:53:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:53:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:53:03,390 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:53:03,390 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2020-12-22 06:53:03,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:03 BoogieIcfgContainer [2020-12-22 06:53:03,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:53:03,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:53:03,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:53:03,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:53:03,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:53:01" (1/3) ... [2020-12-22 06:53:03,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7791b7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:03, skipping insertion in model container [2020-12-22 06:53:03,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:01" (2/3) ... [2020-12-22 06:53:03,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7791b7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:03, skipping insertion in model container [2020-12-22 06:53:03,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:03" (3/3) ... [2020-12-22 06:53:03,403 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2020-12-22 06:53:03,410 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:53:03,418 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:53:03,440 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:53:03,468 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:53:03,469 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:53:03,469 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:53:03,469 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:53:03,469 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:53:03,469 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:53:03,470 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:53:03,470 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:53:03,490 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-12-22 06:53:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:53:03,497 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:03,498 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:03,498 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:03,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:03,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2020-12-22 06:53:03,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:03,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022630917] [2020-12-22 06:53:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:03,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022630917] [2020-12-22 06:53:03,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:03,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:53:03,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101009654] [2020-12-22 06:53:03,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:53:03,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:03,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:53:03,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:03,835 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2020-12-22 06:53:03,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:03,895 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2020-12-22 06:53:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:53:03,897 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:53:03,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:03,914 INFO L225 Difference]: With dead ends: 208 [2020-12-22 06:53:03,914 INFO L226 Difference]: Without dead ends: 103 [2020-12-22 06:53:03,919 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:03,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-12-22 06:53:03,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-12-22 06:53:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-12-22 06:53:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-12-22 06:53:03,987 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-12-22 06:53:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:03,988 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-12-22 06:53:03,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:53:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-12-22 06:53:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:53:03,993 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:03,993 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:03,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:53:03,994 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:03,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:03,995 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2020-12-22 06:53:03,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:03,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143546891] [2020-12-22 06:53:03,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:04,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143546891] [2020-12-22 06:53:04,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:04,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:04,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434664077] [2020-12-22 06:53:04,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:04,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:04,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:04,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:04,137 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2020-12-22 06:53:04,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:04,149 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-12-22 06:53:04,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:04,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:53:04,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:04,151 INFO L225 Difference]: With dead ends: 103 [2020-12-22 06:53:04,151 INFO L226 Difference]: Without dead ends: 45 [2020-12-22 06:53:04,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:04,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-12-22 06:53:04,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-12-22 06:53:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-12-22 06:53:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-12-22 06:53:04,159 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-12-22 06:53:04,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:04,160 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-12-22 06:53:04,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-12-22 06:53:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:53:04,161 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:04,161 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:04,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:53:04,162 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:04,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:04,163 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2020-12-22 06:53:04,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:04,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186762915] [2020-12-22 06:53:04,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:04,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186762915] [2020-12-22 06:53:04,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:04,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:53:04,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519032785] [2020-12-22 06:53:04,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:04,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:04,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:04,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:04,355 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2020-12-22 06:53:04,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:04,431 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2020-12-22 06:53:04,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:53:04,432 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-12-22 06:53:04,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:04,433 INFO L225 Difference]: With dead ends: 107 [2020-12-22 06:53:04,433 INFO L226 Difference]: Without dead ends: 68 [2020-12-22 06:53:04,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:53:04,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-12-22 06:53:04,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2020-12-22 06:53:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-12-22 06:53:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-12-22 06:53:04,446 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-12-22 06:53:04,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:04,446 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-12-22 06:53:04,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-12-22 06:53:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:53:04,448 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:04,448 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:04,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:53:04,448 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:04,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:04,450 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2020-12-22 06:53:04,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:04,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032704087] [2020-12-22 06:53:04,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:04,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032704087] [2020-12-22 06:53:04,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:04,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:04,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149926314] [2020-12-22 06:53:04,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:04,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:04,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:04,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:04,609 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2020-12-22 06:53:04,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:04,722 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2020-12-22 06:53:04,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:53:04,723 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:53:04,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:04,726 INFO L225 Difference]: With dead ends: 309 [2020-12-22 06:53:04,726 INFO L226 Difference]: Without dead ends: 251 [2020-12-22 06:53:04,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:53:04,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-12-22 06:53:04,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2020-12-22 06:53:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-12-22 06:53:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2020-12-22 06:53:04,755 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2020-12-22 06:53:04,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:04,755 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2020-12-22 06:53:04,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2020-12-22 06:53:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:53:04,757 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:04,757 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:04,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:53:04,758 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:04,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:04,759 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2020-12-22 06:53:04,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:04,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127317172] [2020-12-22 06:53:04,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:04,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127317172] [2020-12-22 06:53:04,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:04,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:04,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203061990] [2020-12-22 06:53:04,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:04,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:04,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:04,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:04,846 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2020-12-22 06:53:04,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:04,917 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2020-12-22 06:53:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:53:04,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-12-22 06:53:04,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:04,918 INFO L225 Difference]: With dead ends: 312 [2020-12-22 06:53:04,918 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:53:04,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:53:04,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:53:04,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:53:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:53:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:53:04,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-12-22 06:53:04,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:04,922 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:53:04,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:53:04,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:53:04,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:53:04,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:53:05,367 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,367 INFO L185 CegarLoopUtils]: At program point L730(lines 730 736) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,367 INFO L185 CegarLoopUtils]: At program point L730-1(lines 730 736) the Hoare annotation is: false [2020-12-22 06:53:05,368 INFO L185 CegarLoopUtils]: At program point L730-2(lines 730 736) the Hoare annotation is: false [2020-12-22 06:53:05,368 INFO L189 CegarLoopUtils]: For program point L565(lines 565 571) no Hoare annotation was computed. [2020-12-22 06:53:05,369 INFO L185 CegarLoopUtils]: At program point L565-1(lines 565 571) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,369 INFO L185 CegarLoopUtils]: At program point L499(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,370 INFO L185 CegarLoopUtils]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,370 INFO L189 CegarLoopUtils]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-12-22 06:53:05,370 INFO L185 CegarLoopUtils]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,370 INFO L185 CegarLoopUtils]: At program point L499-3(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,371 INFO L185 CegarLoopUtils]: At program point L499-4(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,371 INFO L185 CegarLoopUtils]: At program point L499-5(lines 494 502) the Hoare annotation is: false [2020-12-22 06:53:05,371 INFO L189 CegarLoopUtils]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-12-22 06:53:05,372 INFO L185 CegarLoopUtils]: At program point L897-1(lines 897 903) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,372 INFO L189 CegarLoopUtils]: For program point L700(lines 700 707) no Hoare annotation was computed. [2020-12-22 06:53:05,373 INFO L192 CegarLoopUtils]: At program point L700-1(lines 700 707) the Hoare annotation is: true [2020-12-22 06:53:05,374 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,374 INFO L189 CegarLoopUtils]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,374 INFO L189 CegarLoopUtils]: For program point L536-2(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,374 INFO L185 CegarLoopUtils]: At program point L834(lines 829 837) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,375 INFO L185 CegarLoopUtils]: At program point L834-1(lines 829 837) the Hoare annotation is: false [2020-12-22 06:53:05,375 INFO L185 CegarLoopUtils]: At program point L834-2(lines 829 837) the Hoare annotation is: false [2020-12-22 06:53:05,375 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,375 INFO L185 CegarLoopUtils]: At program point L605(lines 554 606) the Hoare annotation is: false [2020-12-22 06:53:05,375 INFO L185 CegarLoopUtils]: At program point L674(lines 670 676) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,375 INFO L189 CegarLoopUtils]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-12-22 06:53:05,376 INFO L185 CegarLoopUtils]: At program point L575-1(lines 575 581) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,376 INFO L185 CegarLoopUtils]: At program point L939(lines 1 950) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-12-22 06:53:05,376 INFO L192 CegarLoopUtils]: At program point L709(lines 690 712) the Hoare annotation is: true [2020-12-22 06:53:05,376 INFO L189 CegarLoopUtils]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-12-22 06:53:05,377 INFO L189 CegarLoopUtils]: For program point L514(lines 514 527) no Hoare annotation was computed. [2020-12-22 06:53:05,377 INFO L185 CegarLoopUtils]: At program point L514-1(lines 1 950) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,377 INFO L189 CegarLoopUtils]: For program point L514-2(lines 514 527) no Hoare annotation was computed. [2020-12-22 06:53:05,377 INFO L185 CegarLoopUtils]: At program point L514-3(lines 1 950) the Hoare annotation is: false [2020-12-22 06:53:05,377 INFO L189 CegarLoopUtils]: For program point L514-4(lines 514 527) no Hoare annotation was computed. [2020-12-22 06:53:05,378 INFO L185 CegarLoopUtils]: At program point L514-5(lines 1 950) the Hoare annotation is: false [2020-12-22 06:53:05,378 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:53:05,378 INFO L189 CegarLoopUtils]: For program point L781(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:53:05,379 INFO L189 CegarLoopUtils]: For program point L781-1(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:53:05,379 INFO L189 CegarLoopUtils]: For program point L781-2(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:53:05,380 INFO L185 CegarLoopUtils]: At program point L947(lines 942 950) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,384 INFO L189 CegarLoopUtils]: For program point L518(lines 518 524) no Hoare annotation was computed. [2020-12-22 06:53:05,385 INFO L189 CegarLoopUtils]: For program point L518-2(lines 518 524) no Hoare annotation was computed. [2020-12-22 06:53:05,385 INFO L189 CegarLoopUtils]: For program point L518-4(lines 518 524) no Hoare annotation was computed. [2020-12-22 06:53:05,386 INFO L189 CegarLoopUtils]: For program point L585(lines 585 600) no Hoare annotation was computed. [2020-12-22 06:53:05,390 INFO L189 CegarLoopUtils]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,390 INFO L189 CegarLoopUtils]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,390 INFO L189 CegarLoopUtils]: For program point L883-3(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,390 INFO L189 CegarLoopUtils]: For program point L883-5(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,390 INFO L189 CegarLoopUtils]: For program point L883-6(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-8(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-9(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-11(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-12(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-14(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,391 INFO L189 CegarLoopUtils]: For program point L883-15(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,392 INFO L189 CegarLoopUtils]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2020-12-22 06:53:05,392 INFO L189 CegarLoopUtils]: For program point L883-17(lines 883 887) no Hoare annotation was computed. [2020-12-22 06:53:05,392 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:53:05,394 INFO L189 CegarLoopUtils]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point L785(lines 785 793) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point L785-1(lines 785 793) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point L785-2(lines 785 793) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point L556(lines 555 604) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:53:05,395 INFO L189 CegarLoopUtils]: For program point L755(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L755-1(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L755-2(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L755-3(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L755-4(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L755-5(lines 755 772) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L189 CegarLoopUtils]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-12-22 06:53:05,396 INFO L185 CegarLoopUtils]: At program point L458(lines 453 461) the Hoare annotation is: false [2020-12-22 06:53:05,397 INFO L185 CegarLoopUtils]: At program point L458-1(lines 453 461) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,397 INFO L185 CegarLoopUtils]: At program point L458-2(lines 453 461) the Hoare annotation is: false [2020-12-22 06:53:05,397 INFO L185 CegarLoopUtils]: At program point L458-3(lines 453 461) the Hoare annotation is: false [2020-12-22 06:53:05,398 INFO L185 CegarLoopUtils]: At program point L458-4(lines 453 461) the Hoare annotation is: false [2020-12-22 06:53:05,398 INFO L185 CegarLoopUtils]: At program point L458-5(lines 453 461) the Hoare annotation is: false [2020-12-22 06:53:05,398 INFO L185 CegarLoopUtils]: At program point L723(lines 722 741) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,398 INFO L189 CegarLoopUtils]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2020-12-22 06:53:05,398 INFO L185 CegarLoopUtils]: At program point L723-2(lines 722 741) the Hoare annotation is: false [2020-12-22 06:53:05,398 INFO L185 CegarLoopUtils]: At program point L723-3(lines 722 741) the Hoare annotation is: false [2020-12-22 06:53:05,399 INFO L185 CegarLoopUtils]: At program point L889(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,400 INFO L185 CegarLoopUtils]: At program point L889-1(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,400 INFO L185 CegarLoopUtils]: At program point L889-2(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,400 INFO L185 CegarLoopUtils]: At program point L889-3(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,400 INFO L185 CegarLoopUtils]: At program point L889-4(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,401 INFO L185 CegarLoopUtils]: At program point L889-5(lines 874 892) the Hoare annotation is: false [2020-12-22 06:53:05,401 INFO L185 CegarLoopUtils]: At program point L625-2(lines 625 639) the Hoare annotation is: false [2020-12-22 06:53:05,401 INFO L189 CegarLoopUtils]: For program point L626(line 626) no Hoare annotation was computed. [2020-12-22 06:53:05,401 INFO L189 CegarLoopUtils]: For program point L593(lines 593 599) no Hoare annotation was computed. [2020-12-22 06:53:05,401 INFO L185 CegarLoopUtils]: At program point L593-1(lines 723 729) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:53:05,401 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:53:05,402 INFO L185 CegarLoopUtils]: At program point L825(lines 818 828) the Hoare annotation is: false [2020-12-22 06:53:05,402 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2020-12-22 06:53:05,402 INFO L185 CegarLoopUtils]: At program point L825-1(lines 818 828) the Hoare annotation is: false [2020-12-22 06:53:05,402 INFO L189 CegarLoopUtils]: For program point L759(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,402 INFO L185 CegarLoopUtils]: At program point L825-2(lines 818 828) the Hoare annotation is: false [2020-12-22 06:53:05,402 INFO L189 CegarLoopUtils]: For program point L759-1(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,402 INFO L189 CegarLoopUtils]: For program point L759-2(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,403 INFO L189 CegarLoopUtils]: For program point L759-3(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,403 INFO L189 CegarLoopUtils]: For program point L759-4(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,404 INFO L189 CegarLoopUtils]: For program point L759-5(lines 759 767) no Hoare annotation was computed. [2020-12-22 06:53:05,405 INFO L189 CegarLoopUtils]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-12-22 06:53:05,405 INFO L189 CegarLoopUtils]: For program point L629-1(lines 723 729) no Hoare annotation was computed. [2020-12-22 06:53:05,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:53:05 BoogieIcfgContainer [2020-12-22 06:53:05,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:53:05,452 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:53:05,452 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:53:05,452 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:53:05,453 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:03" (3/4) ... [2020-12-22 06:53:05,456 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:53:05,483 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:53:05,484 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:53:05,485 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:53:05,486 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:53:05,487 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:53:05,488 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:05,489 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:05,517 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:53:05,518 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 [2020-12-22 06:53:05,518 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,519 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,520 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,520 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,521 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,521 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,526 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:53:05,624 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product24.cil.c-witness.graphml [2020-12-22 06:53:05,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:53:05,626 INFO L168 Benchmark]: Toolchain (without parser) took 4333.10 ms. Allocated memory was 173.0 MB in the beginning and 245.4 MB in the end (delta: 72.4 MB). Free memory was 146.9 MB in the beginning and 199.3 MB in the end (delta: -52.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,627 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 173.0 MB. Free memory is still 145.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:53:05,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.10 ms. Allocated memory is still 173.0 MB. Free memory was 146.7 MB in the beginning and 125.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 173.0 MB. Free memory was 125.2 MB in the beginning and 121.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,629 INFO L168 Benchmark]: Boogie Preprocessor took 88.33 ms. Allocated memory is still 173.0 MB. Free memory was 121.6 MB in the beginning and 153.8 MB in the end (delta: -32.2 MB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,629 INFO L168 Benchmark]: RCFGBuilder took 1248.15 ms. Allocated memory is still 173.0 MB. Free memory was 153.8 MB in the beginning and 92.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,629 INFO L168 Benchmark]: TraceAbstraction took 2056.60 ms. Allocated memory was 173.0 MB in the beginning and 245.4 MB in the end (delta: 72.4 MB). Free memory was 92.0 MB in the beginning and 208.8 MB in the end (delta: -116.9 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,630 INFO L168 Benchmark]: Witness Printer took 172.18 ms. Allocated memory is still 245.4 MB. Free memory was 208.8 MB in the beginning and 199.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:05,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 173.0 MB. Free memory is still 145.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 667.10 ms. Allocated memory is still 173.0 MB. Free memory was 146.7 MB in the beginning and 125.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 173.0 MB. Free memory was 125.2 MB in the beginning and 121.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 88.33 ms. Allocated memory is still 173.0 MB. Free memory was 121.6 MB in the beginning and 153.8 MB in the end (delta: -32.2 MB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1248.15 ms. Allocated memory is still 173.0 MB. Free memory was 153.8 MB in the beginning and 92.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2056.60 ms. Allocated memory was 173.0 MB in the beginning and 245.4 MB in the end (delta: 72.4 MB). Free memory was 92.0 MB in the beginning and 208.8 MB in the end (delta: -116.9 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. * Witness Printer took 172.18 ms. Allocated memory is still 245.4 MB. Free memory was 208.8 MB in the beginning and 199.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 3888 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 304 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...